int32_t CWelsTraceFile::WriteString (int32_t iLevel, const str_t* pStr) {
int iRC = 0;
const static str_t chEnter[16] = "\n";
if (m_pTraceFile) {
iRC += WelsFwrite (pStr, 1, WelsStrnlen (pStr, MAX_LOG_SIZE), m_pTraceFile);
iRC += WelsFwrite (chEnter, 1, WelsStrnlen (chEnter, 16), m_pTraceFile);
WelsFflush (m_pTraceFile);
}
return iRC;
}
int32_t CWelsTraceBase::Trace (const int kLevel, const str_t* kpFormat, va_list pVl) {
if (kLevel & m_iLevel) {
str_t chWStrFormat[MAX_LOG_SIZE] = {0};
str_t chBuf[MAX_LOG_SIZE] = {0};
str_t chResult[MAX_LOG_SIZE] = {0};
const int32_t kLen = WelsStrnlen ((const str_t*)"[DECODER]: ", MAX_LOG_SIZE);
WelsStrncpy (chWStrFormat, MAX_LOG_SIZE, (const str_t*)kpFormat, WelsStrnlen ((const str_t*)kpFormat, MAX_LOG_SIZE));
WelsStrncpy (chBuf, MAX_LOG_SIZE, (const str_t*)"[DECODER]: ", kLen);
WelsVsprintf ((chBuf + kLen), MAX_LOG_SIZE - kLen, (const str_t*)kpFormat, pVl);
WelsStrncpy (chResult, MAX_LOG_SIZE, (const str_t*)chBuf, WelsStrnlen ((const str_t*)chBuf, MAX_LOG_SIZE));
WriteString (kLevel, chResult);
}
return 0;
}
int32_t CWelsCodecTrace::LoadWelsTraceModule()
{
#ifdef NO_DYNAMIC_VP
m_fpDebugTrace = welsStderrTrace<WELS_LOG_DEBUG>;
m_fpInfoTrace = welsStderrTrace<WELS_LOG_INFO>;
m_fpWarnTrace = welsStderrTrace<WELS_LOG_WARNING>;
m_fpErrorTrace = welsStderrTrace<WELS_LOG_ERROR>;
#else
#if defined WIN32
HMODULE hHandle = ::LoadLibrary("welstrace.dll");
// HMODULE handle = ::LoadLibrary("contrace.dll"); // for c7 trace
if ( NULL == hHandle )
return -1;
CHAR chPath[ _MAX_PATH]= {0};
GetModuleFileName( (HMODULE)hHandle, chPath, _MAX_PATH);
m_hTraceHandle = ::LoadLibrary(chPath);
OutputDebugStringA(chPath);
if( m_hTraceHandle) {
m_fpDebugTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSDEBUGA");
m_fpInfoTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSINFOA");
m_fpWarnTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSWARNA");
m_fpErrorTrace = ( CM_WELS_TRACE)::GetProcAddress( ( HMODULE)m_hTraceHandle, "WELSERRORA");
}
// coverity scan uninitial
if (hHandle != NULL)
{
::FreeLibrary(hHandle);
hHandle = NULL;
}
#elif defined MACOS
m_hTraceHandle = LoadLibrary("welstrace.bundle");
if(m_hTraceHandle) {
m_fpDebugTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSDEBUG2");
m_fpInfoTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSINFO2");
m_fpWarnTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSWARN2");
m_fpErrorTrace = ( CM_WELS_TRACE)GetProcessAddress( (CFBundleRef)m_hTraceHandle, "WELSERROR2");
}
#elif defined LINUX || defined SOLARIS || defined UNIX
//#else
// CCmString cmPath;
str_t chPath[255]= {0};
Dl_info sDlInfo;
static int iMmTPAddress;
dladdr( &iMmTPAddress, &sDlInfo);
if (NULL == sDlInfo.dli_fname)
return -1;
WelsStrncpy(chPath, 255, (const str_t*)sDlInfo.dli_fname, WelsStrnlen((const str_t*)sDlInfo.dli_fname, 255));
str_t* p = strrchr(chPath, '/');//confirmed_safe_unsafe_usage
if ( NULL == p )
return -1;
const int iLenTraceName = WelsStrnlen((const str_t*)"/libwelstrace.so", 15);
const int iCurPos = p - chPath;
if ( iCurPos + iLenTraceName < 255 )
WelsStrncpy(p, 254-iCurPos, (const str_t*)"/libwelstrace.so", iLenTraceName );
else
return -1;
m_hTraceHandle = dlopen( chPath, RTLD_LAZY);
if (m_hTraceHandle == NULL)
{
WelsFileHandle* fp = WelsFopen((const str_t*)"/tmp/trace.txt", (const str_t*)"a");
if(fp)
{
fprintf(fp, "welsCodecTrace::welsCodecTrace ===> dlopen %s fail, %s\n", chPath, dlerror());
WelsFclose(fp);
}
return -1;
}
if (m_hTraceHandle) {
m_fpDebugTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSDEBUG2");
m_fpInfoTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSINFO2");
m_fpWarnTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSWARN2");
m_fpErrorTrace = ( CM_WELS_TRACE)dlsym( m_hTraceHandle, "WELSERROR2");
if(m_fpDebugTrace == NULL)
{
WelsFileHandle* fp = WelsFopen((const str_t*)"/tmp/trace.txt", (const str_t*)"a");
if(fp)
{
printf("welsCodecTrace::welsCodecTrace ===> dlsym failed (WELSDEBUG2) , dlerror = %s\n", dlerror());
WelsFclose(fp);
}
return -1;
}
}
#endif
#endif // NO_DYNAMIC_VP
return 0;
}
int32_t CWelsTraceWinDgb::WriteString(int32_t iLevel, const str_t * pStr)
{
OutputDebugStringA(pStr);
return WelsStrnlen(pStr, MAX_LOG_SIZE);//strnlen(pStr, MAX_LOG_SIZE);
}
